Home / 698,162.96-1,047,223.56-192,754.74

Finding the Fourth Proportional to 698,162.96, 1,047,223.56 and 192,754.74

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Solution

The fourth proportional to 698,162.96, 1,047,223.56 and 192,754.74 is: 289,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,162.96 : 1,047,223.56 = 192,754.74 : x
  2. Step 2: Convert to fraction form
    698,162.96/1,047,223.56 = 192,754.74/x
  3. Step 3: Cross multiply
    698,162.96x = 1,047,223.56 × 192,754.74
  4. Step 4: Simplify right side
    698,162.96x = 201,857,305,029.67
  5. Step 5: Solve for x
    x = 201,857,305,029.67/698,162.96
  6. Step 6: Final answer
    x = 289,126.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.